Thread Size Thread Size |
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Connection Type Connection Type |
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 |  |
| Conduit | Cord Grip |
 | |
| Electrical Box |
For Adapting For Adapting |
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Thread Length Thread Length |
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Drive Style Drive Style |
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 |  |
| External Hex | Slotted |
Hardness Hardness |
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Conduit and Cord Grip Thread Adapters
Adapt NPT and PG conduit and cord grip threads to match metric, PG, or NPT knockout threads. A rubber O-ring seals out moisture.
For technical drawings and 3-D models, click on a part number.
Conduit and Cord Grip Connection | Electrical Box Connection | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Thread Size | Thread Type | Gender | Thread Size | Thread Type | Gender | Material | Temperature Range, °F | Each | |
NPT × Metric | |||||||||
| 1/2 | NPT | Female | M16 | Metric | Male | Nickel-Plated Brass | -40° to 210° | 000000 | 00000 |
| 1/2 | NPT | Female | M20 | Metric | Male | Nickel-Plated Brass | -40° to 210° | 000000 | 0000 |
| 1/2 | NPT | Female | M25 | Metric | Male | Nickel-Plated Brass | -40° to 210° | 000000 | 0000 |
| 3/4 | NPT | Female | M25 | Metric | Male | Nickel-Plated Brass | -40° to 210° | 000000 | 00000 |
| 1 | NPT | Female | M32 | Metric | Male | Nickel-Plated Brass | -40° to 210° | 000000 | 00000 |
| 1 1/4 | NPT | Female | M32 | Metric | Male | Nickel-Plated Brass | -40° to 210° | 000000 | 00000 |
NPT × PG | |||||||||
| 1/2 | NPT | Female | PG-9 | PG | Male | Nickel-Plated Brass | -40° to 210° | 0000000 | 00000 |
| 1/2 | NPT | Female | PG-11 | PG | Male | Nickel-Plated Brass | -40° to 210° | 0000000 | 0000 |
| 1/2 | NPT | Female | PG-13.5 | PG | Male | Nickel-Plated Brass | -40° to 210° | 0000000 | 0000 |
| 1/2 | NPT | Female | PG-16 | PG | Male | Nickel-Plated Brass | -40° to 210° | 0000000 | 0000 |
| 1/2 | NPT | Female | PG-21 | PG | Male | Nickel-Plated Brass | -40° to 210° | 0000000 | 00000 |
| 3/4 | NPT | Female | PG-21 | PG | Male | Nickel-Plated Brass | -40° to 210° | 0000000 | 00000 |
| 1 | NPT | Female | PG-29 | PG | Male | Nickel-Plated Brass | -40° to 210° | 0000000 | 00000 |
PG × NPT | |||||||||
| PG-7 | PG | Female | 1/4 | NPT | Male | Nickel-Plated Brass | -40° to 210° | 0000000 | 00000 |
| PG-9 | PG | Female | 1/2 | NPT | Male | Nickel-Plated Brass | -40° to 210° | 0000000 | 00000 |
| PG-11 | PG | Female | 1/2 | NPT | Male | Nickel-Plated Brass | -40° to 210° | 000000 | 00000 |
| PG-13.5 | PG | Female | 1/2 | NPT | Male | Nickel-Plated Brass | -40° to 210° | 000000 | 00000 |
| PG-21 | PG | Female | 1/2 | NPT | Male | Nickel-Plated Brass | -40° to 210° | 0000000 | 00000 |
| PG-21 | PG | Female | 3/4 | NPT | Male | Nickel-Plated Brass | -40° to 210° | 000000 | 00000 |
| PG-29 | PG | Female | 1 | NPT | Male | Nickel-Plated Brass | -40° to 210° | 0000000 | 00000 |
Inch-to-NPT Male-Female Hex
Thread Adapters with Through Hole
The through hole allows you to connect float rods to float valves.
Brass adapters have good strength and corrosion resistance.
For technical drawings and 3-D models, click on a part number.
Thread Type | Thread Lg. | Gender | Hex | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Pipe Size (A) | Thread Size (B) | (A) | (B) | (A) | (B) | (A) | (B) | Thread Fit (B) | Size | Lg. | Each | |
Brass | ||||||||||||
| 1/4 | 1/4"-20 | NPT | Inch | 7/16" | 5/8" | Male | Female | Class 2B | 9/16" | 3/16" | 0000000 | 00000 |
| 3/8 | 1/4"-20 | NPT | Inch | 1/2" | 11/16" | Male | Female | Class 2B | 11/16" | 3/16" | 0000000 | 0000 |
| 3/8 | 5/16"-18 | NPT | Inch | 1/2" | 11/16" | Male | Female | Class 2B | 11/16" | 3/16" | 0000000 | 0000 |
| 3/8 | 3/8"-16 | NPT | Inch | 1/2" | 11/16" | Male | Female | Class 2B | 11/16" | 3/16" | 0000000 | 0000 |
| 1/2 | 1/4"-20 | NPT | Inch | 9/16" | 13/16" | Male | Female | Class 2B | 7/8" | 1/4" | 0000000 | 0000 |
| 1/2 | 5/16"-18 | NPT | Inch | 9/16" | 13/16" | Male | Female | Class 2B | 7/8" | 1/4" | 0000000 | 0000 |
| 1/2 | 3/8"-16 | NPT | Inch | 9/16" | 13/16" | Male | Female | Class 2B | 7/8" | 1/4" | 0000000 | 0000 |
| 3/4 | 1/4"-20 | NPT | Inch | 5/8" | 15/16" | Male | Female | Class 2B | 1 1/16" | 5/16" | 0000000 | 0000 |
| 3/4 | 5/16"-18 | NPT | Inch | 5/8" | 15/16" | Male | Female | Class 2B | 1 1/16" | 5/16" | 0000000 | 0000 |
| 3/4 | 3/8"-16 | NPT | Inch | 5/8" | 15/16" | Male | Female | Class 2B | 1 1/16" | 5/16" | 0000000 | 0000 |
Inch-to-NPT Male-Female Hex Thread Adapters
Adapters are brass, which has good strength and corrosion resistance.
For technical drawings and 3-D models, click on a part number.
Slotted-Drive Inch-to-Inch
Male-Female Round Thread Adapters
Adapters are brass, which has good strength and corrosion resistance.
For technical drawings and 3-D models, click on a part number.
Thread Size | Thread Lg. | Gender | Thread Fit | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| (A) | (B) | (A) | (B) | (A) | (B) | (A) | (B) | Hardness | Each | |
Brass | ||||||||||
| 1/4"-20 | 8-32 | 7/32" | 7/32" | Male | Female | Class 2A | Class 2B | Rockwell B70 | 000000000 | 00000 |
Inch-to-Inch Male-Female Hex Thread Adapters
Join threads with small diameters to large or course threads to fine with these inch-sized adapters. Use them to position components in an assembly, or to create space between parts. An external hex lets you tighten or loosen them with a wrench.
Brass adapters resist corrosion in damp environments, but will tarnish if exposed to salt or chemicals in the air or in water.
For technical drawings and 3-D models, click on a part number.
Thread Size | Thread Lg. | Gender | Thread Fit | Hex | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| (A) | (B) | (A) | (B) | (A) | (B) | (A) | (B) | Size | Lg. | Tensile Strength, psi | Hardness | Each | |
Brass | |||||||||||||
| 1/4"-20 | 5/16"-18 | 7/32" | 1/2" | Male | Female | Class 2A | Class 2B | 7/16" | 3/4" | Not Rated | Not Rated | 0000000 | 00000 |
| 1/4"-20 | 3/8"-16 | 1/4" | 3/8" | Male | Female | Class 2A | Class 2B | 9/16" | 11/16" | Not Rated | Not Rated | 0000000 | 0000 |
| 5/16"-18 | 1/4"-20 | 17/64" | 5/16" | Male | Female | Class 2A | Class 2B | 3/8" | 7/16" | Not Rated | Not Rated | 0000000 | 0000 |
Inch-to-Inch Male Round Thread Adapters
Adapters are brass, which has good strength and corrosion resistance.
For technical drawings and 3-D models, click on a part number.
Thread Size | Thread Lg. | Thread Fit | ||||||
|---|---|---|---|---|---|---|---|---|
| (A) | (B) | (A) | (B) | (A) | (B) | Hardness | Each | |
Brass | ||||||||
| 8-32 | 1/4"-20 | 13/64" | 1/4" | Class 2A | Class 2A | Rockwell B70 | 000000000 | 00000 |
Inch-to-Metric Male Round Thread Adapters
Adapters are brass, which has good strength and corrosion resistance.
For technical drawings and 3-D models, click on a part number.
Thread Size | Thread Lg. | Thread Fit | |||||||
|---|---|---|---|---|---|---|---|---|---|
| (A) | (B) | Pitch (B), mm | (A) | (B) | (A) | (B) | Hardness | Each | |
Brass | |||||||||
| 8-32 | M6 | 1 | 13/64" | 1/4" | Class 2A | Class 6g | Rockwell B70 | 000000000 | 00000 |
| 8-32 | M4 | 0.7 | 3/16" | 3/16" | Class 2A | Class 6g | Rockwell B70 | 000000000 | 0000 |
| 1/4"-20 | M6 | 1 | 1/4" | 1/4" | Class 2A | Class 6g | Rockwell B70 | 000000000 | 0000 |
| 1/4"-20 | M4 | 0.7 | 1/4" | 13/64" | Class 2A | Class 6g | Rockwell B70 | 000000000 | 0000 |
Metric-to-Metric Male Round Thread Adapters
Adapters are brass, which has good strength and corrosion resistance.
For technical drawings and 3-D models, click on a part number.
Thread Size | Thread Lg. | Thread Fit | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| (A) | Pitch (A), mm | (B) | Pitch (B), mm | (A) | (B) | (A) | (B) | Hardness | Each | |
Brass | ||||||||||
| M4 | 0.7 | M6 | 1 | 13/64" | 1/4" | Class 6g | Class 6g | Rockwell B70 | 000000000 | 00000 |